... SJ: Long- term amiodarone therapy and therisk of complications after cardiac surgery: results from theCanadian Amiodarone Myocardial Infarction Arrhythmia Trial(CAMIAT). J Thorac Cardiovasc Surg ... SJ:Effects of magnesium on atrial fibrillation after cardiacsurgery: a meta-analysis. Heart 2005, 91:618-623.67. Shiga T, Wajima Z, Inoue T, Ogawa R: Magnesium prophylaxisfor arrhythmias after cardiac ... ormyocarditis) and generalised inflammation can affect the atria[29,30]. Hypovolaemia and hypervolaemia or a suddenincrease in afterload, as in pulmonary embolism, and mitral ortricuspid valve...